Pfizer and Moderna Launch Studies on Their COVID Vaccines to Investigate Any Long-Term Side Effects Fred Alan Medforthhttps://www.thegatewaypundit.c….om/2022/11/pfizer-moPfizer and Moderna Launch Studies on Their COVID Vaccines to Investigate Any Long-Term Side EffectsBig pharmaceutical companies Pfizer and Moderna have both begun clinical tests to investigate whether or not the use of their experimental COVID vaccines may have any long-term adverse effects on a person’s health. Joseph Keating, 26 years old12:56 PM November 15, 2022